RE: [Intel-wired-lan] [PATCH][net-next] i40e: prefetch struct page of rx buffer conditionally

2020-07-08 Thread Bowers, AndrewX
> -Original Message- > From: Intel-wired-lan On Behalf Of Li > RongQing > Sent: Wednesday, July 1, 2020 11:38 PM > To: intel-wired-...@lists.osuosl.org; netdev@vger.kernel.org > Subject: [Intel-wired-lan] [PATCH][net-next] i40e: prefetch struct page of rx >

[PATCH][net-next] i40e: prefetch struct page of rx buffer conditionally

2020-07-01 Thread Li RongQing
page_address() accesses struct page only when WANT_PAGE_VIRTUAL or HASHED_PAGE_VIRTUAL is defined, otherwise it returns address based on offset, so we prefetch it conditionally Signed-off-by: Li RongQing --- drivers/net/ethernet/intel/i40e/i40e_txrx.c | 2 ++ 1 file changed, 2 insertions(+) dif